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20/07/2026
New ECT Project in Carrières-sur-Seine
In Carrières-sur-Seine (78), ECT is securing a hazardous site and rehabilitating vegetable-growing land—all without spending any public funds. ECT leads and implements this projectin partnership with the City of Carrières-sur-Seine,
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#Rétro 2025
What happened in 2025? Once again this year, the circular economy is at the heart of our activities. Through landscape redevelopment, agricultural renewal, and the creation of urban parks,
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Our best wishes for 2026
Best wishes 2026 Together, let’s continue to sustainably transform our communities. Thanks to your trust, ECT develops and delivers meaningful projects for local governments and the people they serve.
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ECT 2025 customer barometer
In December 2025, ECT conducted its annual survey among its clients in the construction and public works sector to assess their level of satisfaction with our offerings and services for
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By 2025, 800 children at ECT sites
In 2025, nearly 800 children visited ECT sites. We invite them to participate in educational and sports workshops. These initiatives enable younger generations to discover our ecological redevelopment projects for
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ECT Hauts de France opens a new site in Harnes (62)
An accessible site for inert soil from the local construction industry Since December 8, the site in Harnes has been receiving inert soil from local construction sites. Located just 5
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“Let’s plant for nature” at the future Chelles park (77)
At the end of November 2025, the “Let’s plant for the Nature” initiative brought together 40 children from recreation centers and 20 young elected representatives from the Children’s Municipal Council
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